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TITLE: Long-term outcomes of Botulinum toxin in the treatment of chronic anal fissure: 5 years of follow-up
AUTHORS: Sandra Barbeiro; Catarina Atalaia Martins; Pedro Marcos; Udia Goncalves; Manuela Canhoto; Bruno Arroja; Filipe Silva; Isabel Cotrim; Liliana Eliseu; Antonieta Santos; Helena Vasconcelos;
PUBLISHED: 2017, SOURCE: UNITED EUROPEAN GASTROENTEROLOGY JOURNAL, VOLUME: 5, ISSUE: 2
INDEXED IN: Scopus WOS